Terminal apparatus, base station apparatus, and communication method

Abstract

An apparatus includes a receiver configured to receive first RRC signaling, a controller configured to determine transmit power of a PUCCH, and a transmitter configured to transmit uplink control information on the PUCCH. The first RRC signaling includes information indicating whether or not frequency hopping is applied to the PUCCH. The transmit power of the PUCCH is given based on at least a parameter Δ x . The parameter Δ x is given based on at least whether or not the frequency hopping is applied to the PUCCH.

1 . A terminal apparatus comprising:
 a receiver configured to receive first RRC signaling;   a controller configured to determine transmit power of a PUCCH; and   a transmitter configured to transmit uplink control information on the PUCCH, wherein   the first RRC signaling includes information indicating whether or not frequency hopping is applied to the PUCCH,   the transmit power of the PUCCH is given based on at least a parameter Δ x , and   the parameter Δ x  is given based on at least whether or not the frequency hopping is applied to the PUCCH.   
     
     
         2 . The terminal apparatus according to  claim 1 , wherein
 the parameter Δ x  is further given based on at least PUCCH format F of the PUCCH, and   the PUCCH format F includes at least a first PUCCH format used to transmit the uplink control information of two bits or less, and a second PUCCH format used to transmit the uplink control information of three bits or more.   
     
     
         3 . The terminal apparatus according to  claim 1 , wherein
 in a case that the frequency hopping is applied to the PUCCH, the parameter Δ x  is given based on at least second RRC signaling, and   in a case that the frequency hopping is not applied to the PUCCH, the parameter Δ x  is zero.   
     
     
         4 . The terminal apparatus according to  claim 1 , wherein
 in a case that the frequency hopping is applied to the PUCCH, the parameter Δ x  is zero, and   in a case that the frequency hopping is not applied to the PUCCH, the parameter Δ x  is given based on at least second RRC signaling.   
     
     
         5 . A base station apparatus comprising:
 a transmitter configured to transmit first RRC signaling; and   a receiver configured to receive uplink control information transmitted on a PUCCH, wherein   the first RRC signaling includes information indicating whether or not frequency hopping is applied to the PUCCH,   transmit power of the PUCCH is given based on at least a parameter Δ x , and   the parameter Δ x  is given based on at least whether or not the frequency hopping is applied to the PUCCH.   
     
     
         6 . The base station apparatus according to  claim 5 , wherein
 the parameter Δ x  is further given based on at least PUCCH format F of the PUCCH, and   the PUCCH format F includes at least a first PUCCH format used to transmit the uplink control information of two bits or less, and a second PUCCH format used to transmit the uplink control information of three bits or more.   
     
     
         7 . The base station apparatus according to  claim 5 , wherein
 in a case that the frequency hopping is applied to the PUCCH, the parameter Δ x  is given based on at least second RRC signaling, and   in a case that the frequency hopping is not applied to the PUCCH, the parameter Δ x  is zero.   
     
     
         8 . The base station apparatus according to  claim 5 , wherein
 in a case that the frequency hopping is applied to the PUCCH, the parameter Δ x  is zero, and   in a case that the frequency hopping is not applied to the PUCCH, the parameter Δ x  is given based on at least second RRC signaling.   
     
     
         9 . A communication method used for a terminal apparatus, the communication method comprising the steps of:
 receiving first RRC signaling;   determining transmit power of a PUCCH; and   transmitting uplink control information on the PUCCH, wherein   the first RRC signaling includes information indicating whether or not frequency hopping is applied to the PUCCH,   the transmit power of the PUCCH is given based on at least a parameter Δ x , and   the parameter Δ x  is given based on at least whether or not the frequency hopping is applied to the PUCCH.   
     
     
         10 . A communication method used for a base station apparatus, the communication method comprising the steps of:
 transmitting first RRC signaling; and   receiving uplink control information transmitted on a PUCCH, wherein   the first RRC signaling includes information indicating whether or not frequency hopping is applied to the PUCCH,   transmit power of the PUCCH is given based on at least a parameter Δ x , and   the parameter Δ x  is given based on at least whether or not the frequency hopping is applied to the PUCCH.